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Fix definitions of SOCKET_MAX, TCP_MAX_CONNS

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...and, given that I keep getting this wrong, add a convenience
macro, MAX_FROM_BITS().

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Stefano Brivio
2023-02-27 03:30:01 +01:00
parent 4f523c3276
commit 26a0e4d6ee
4 changed files with 7 additions and 5 deletions
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4
passt.h
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@@ -42,7 +42,7 @@ union epoll_ref;
/**
* union epoll_ref - Breakdown of reference for epoll socket bookkeeping
* @proto: IP protocol number
* @s: Socket number (implies 2^24 limit on number of descriptors)
* @s: Socket number (implies 2^24-1 limit on number of descriptors)
* @tcp: TCP-specific reference part
* @udp: UDP-specific reference part
* @icmp: ICMP-specific reference part
@@ -53,7 +53,7 @@ union epoll_ref {
struct {
int32_t proto:8,
#define SOCKET_REF_BITS 24
#define SOCKET_MAX (1 << SOCKET_REF_BITS)
#define SOCKET_MAX MAX_FROM_BITS(SOCKET_REF_BITS)
s:SOCKET_REF_BITS;
union {
union tcp_epoll_ref tcp;